EP 0213475 B1 19890726 - ESTERPOLYOLS, PROCESS FOR THEIR FABRICATION AND THEIR UTILISATION IN THE ISOCYANATE-POLYADDITION PROCESS
Title (en)
ESTERPOLYOLS, PROCESS FOR THEIR FABRICATION AND THEIR UTILISATION IN THE ISOCYANATE-POLYADDITION PROCESS
Publication
Application
Priority
- DE 3530360 A 19850824
- DE 3532140 A 19850910
- DE 3609361 A 19860320
Abstract (en)
[origin: US4681903A] Polyester polyols corresponding to the formula <IMAGE> +TR <IMAGE> in which R1, Z, x, A1, A2, A3, A4, A5, A6, A7 and A8 each represent specified groups or values are made by reacting (a) a dicarboxylic acid or derivative thereof or anhydride thereof with (b) a tris-alkanolamine and/or tetrakis-alkanol diamine. These polyester polyols are particularly useful in the production of polyurethane and polyisocyanurate foams.
IPC 1-7
IPC 8 full level
C08G 18/32 (2006.01); C08G 18/46 (2006.01); C08G 63/685 (2006.01); C08J 9/00 (2006.01)
CPC (source: EP US)
C08G 18/3278 (2013.01 - EP US); C08G 18/4615 (2013.01 - EP US); C08G 63/6854 (2013.01 - EP US); C08G 2115/02 (2021.01 - EP US); Y10S 521/902 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI NL SE
DOCDB simple family (publication)
EP 0213475 A2 19870311; EP 0213475 A3 19880113; EP 0213475 B1 19890726; AU 600908 B2 19900830; AU 6179086 A 19870226; CA 1274839 A 19901002; DE 3664638 D1 19890831; DK 401386 A 19870225; DK 401386 D0 19860822; ES 2002655 A6 19880916; NO 167154 B 19910701; NO 167154 C 19911009; NO 863256 D0 19860812; NO 863256 L 19870225; US 4681903 A 19870721
DOCDB simple family (application)
EP 86111109 A 19860812; AU 6179086 A 19860822; CA 516550 A 19860821; DE 3664638 T 19860812; DK 401386 A 19860822; ES 8601303 A 19860822; NO 863256 A 19860812; US 89297886 A 19860804